What is the coldest thing in the world - Lina Marieth Hoyos

Check out our Patreon page: View full lesson: The coldest materials in the world aren’t in Antarctica or at the top of Mount Everest. They’re in physics labs: clouds of gases held just fractions of a degree above absolute zero. Lina Marieth Hoyos explains how temperatures this low give scientists a window into the inner workings of matter, and allow engineers to build incredibly sensitive ins